which is exactly why we educate people... about comprehensive coverage. yep. the right choice now can pay off later. looks like a bowling ball. yeah. oh! agents, say hello to the second-biggest hailstone in u.s. history. [ announcer ] we are insurance. ♪ we are farmers bum-pa-dum, bum-bum-bum-bum ♪ there was a lot of activity atop the willis tower early this morning ... and it caused some tv viewers to lose reception. a helicopter delivered a new antenna for wls-tv. while the work was going on at the top of the 110 story building, other stations that use the tower had to turn off their signals. that included wgn. for several hours, viewers who use tv antennas had no reception. cable viewers were not affected. stations were back on the air before 10:30. traffic is about to get a lot more challenging for commuters who use michigan avenue to get onto lake shore drive. the on-ramp at michigan avenue and oak street will be closed for about six weeks, starting tomorrow. construction crews will be working to repair the viaduct and retaining walls of the northboun